Wallpaper does not adapt to resolution and zooms.

What happens is that the wallpaper code when putting it as wallpaper in an image this does not adapt to the resolution and it zooms on the phone.

How can I make it fit complete.

What have you tried?

You Should Search Community Before Asking Question.
Enable High Quality Images Option In the screen From which You are trying to set Wallpaper.

You need to set high quality image on set wallpaper screen